// Copyright 2019 The Vearch Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
// implied. See the License for the specific language governing
// permissions and limitations under the License.

package util

import (
	"bufio"
	"os"
)

func WriteWithBufio(name, content string) error {
	fileObj, err := os.OpenFile(name, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0644)
	defer fileObj.Close()
	if err != nil {
		panic(err)
	}

	writeObj := bufio.NewWriterSize(fileObj, 4096)

	buf := []byte(content)
	_, err = writeObj.Write(buf)
	if err != nil {
		panic(err)
	}

	err = writeObj.Flush()
	if err != nil {
		panic(err)
	}

	return nil
}
